neuroleptic

 
Pronunciation: /ˌnjʊərə(ʊ)ˈlɛptɪk/
Medicine

adjective

  • (of a drug) tending to reduce nervous tension by depressing nerve functions.

noun

  • a neuroleptic drug; a major tranquillizer.

Origin:

1950s: from neuro- 'relating to nerves' + -leptic, as in organoleptic